1. 1
   On the improvement of society by the diffusion of knowledge or, An illustration of the advantages which would result from a more general dissemination of rational and scientific in...

   de réir Dick, Thomas, 1774-1857
   Foilsithe / Cruthaithe 1836

   Philadelphia, Key and Biddle, 1836.

   1 online resource (iii, 383 pages) : illustrations.

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2. 2
   Free nature education by the American Museum of Natural History in public schools and colleges : history and status of museum instruction and its extension to the schools of greate...

   de réir Sherwood, George Herbert, 1876-
   Foilsithe / Cruthaithe 1920

   New York : The Museum, 1920.

   59 pages, [17] leaves of plates (1 folded) : illustrations, 1 color map ; 26 cm.

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